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provisions relevant to METAR and SPEC1 included in
Section 4.4. However: in addition to the precipitation types
listed under 4.4.2.3 a), the abbreviation UP should be used for
unidentrFed precipitation when the type ofprecipitation cannot
be identified by the automatic observing system.
4.9.1.4 Recommendation.- In automated METAR and
SPECI, clouak and vertical visibility should be reported in
accordance with provisions relevant to METAR and SPECI
included in Section 4.5. However:
a) when the cloud type cannot be. observed by the
automatic observing system, the cloud type in each
cloud group should be replaced by ' I / / / " ; and
b) when no cloudr are detected bv the automatic observin-g
system, it should be indicated by using the abbreviation
"NCD ".
4.9.1.5 Recommendation.- In automated METAR and
SPECI, supplementary information should be reported in
accordance with provisions relevant to METAR and SPECI
included in Section 4.8. However, in addition to the recent
weather phenomena listed under 4.8.1.2, the abbreviation
REUP should be used for recent precipitation when the type of
precipitation cannot be identified by the automatic observing
system.
Annex 3 - Meteorological Service for International Air Navigation Appendix 3
Table A3-1. Template for the local routine (MET REPORT) and local special (SPECIAL) reports
Key: M = inclusion mandatory, part of every message Note 1.- The ranges and resolutions for the numerical
C = inclusion conditional, dependent on elements included in the local routine and special reports are
meteorological conditions shown in Table A3-4 of this appendix.
0 = inclusion optional
Note 2.- The explanations for the abbreviations used can
be found in the Procedures for Air Navigation Services -
ICAO Abbreviations and Codes (PANS-ABC, Doc 8400).
APP 3-12
Element as specified
in Chapter 4
Identification of the
type of report (M)
Location indicator (M)
Time of the
0bse~ation(M )
Surface wind (M)
Detailed content
Type of report
ICAO location indicator (M)
Day and actual time of the
observation in UTC
Name of the element (M)
Runway (0)'
Runway section (013
Wind direction (M)
W~nd speed (M)
Significant speed
variations (c)~
Significant directional
variations ( c ) ~
Runway section (o)~
Wind direction (013
Wind speed (o)~
Significant speed
variations (c14
Significant directional
variations (c)~
Examples
MET REPORT
SPECIAL
YUDO'
2216302
WIND 240/15KMH
(WIND 24018KT)
WIND RWY 18 TDZ 190122KMH
(WIND RWY 18 TDZ 190/11KT)
WIND VRB4KMH WIND CALM
(WIND VRB2KT)
WIND VRB BTN 3501 AND 05014KMH
(WIND VRB BTN 3501 AND 05012KT)
WIND 2701ABV 199KMH
(WIND 2701ABV 99KT)
WIND 120112KMH MAX35 MNM8
(WIND 12016KT MAX18 MNM4)
WlND 020120KMH VRB BTN 3501 AND 0701
(WIND 020110KT VRB BTN 350/ AND 0704
WIND RWY 14R MID 14W2KMH
(WIND RWY 14R MID 140/11KT)
Template(s)
MET REPORT or SPECIAL
nnnn
nnnnnnZ
WIND
RWY nn[n]
TDZ
nnnl VRB BTN nnnl AND nnnl
or
VRB
CALM
[ABV] n[n][n]KMH (or [ABV] n[n]KT)
MAX [ABV] nn [n] MNM n [n]
VRB BTN
nnnl AND
rind
-
MID
nnnl VRB BTN nnnl AND nnnl
or
VRB
CALM
'
[ABV] n[n][n]KMH (or [ABV] n[n]KT)
MAX [ABV] nn [nl MNM n [n]
VRB BTN
nnnl AND
rind
-
Appendix 3 Annex 3 - Meteorological Service for International Air Navigation
APP 3-13
Examples
WIND RWY 27 TDZ 240132KMH
MAX54 MNM2O END 250128KMH
(WIND RWY 27 TDZ 240116KT
MAX27 MNM10 END 25W14KT)
VIS 350M CAVOK
VIS 7KM
VIS lOKM
VIS RWY 09 TDZ 800M END 1200M
VIS RWY 18 TDZ 6KM RWY 27 TDZ 4000M
RVR RWY 32 400M
RVR RWY 20 500M
RVR RWY 10 BLW 50M
RVR RWY 14 ABV 2000M
RVR RWY 10 BLW 150M
RVR RWY 12 ABV 1200M
RVR RWY 12 TDZ 1100M MID ABV 1WM
RVR RWY 16 TDZ 600M MID 5GUM END 400M
RVR RWY 26 500M RWY 20 eOOM
Element as spwTied
h Chapter 4
Visibility (M)
RVR ( c ) ~
Present weather
(c)" lo
Detailed content
Runway section (o)~
Wind direction (of
Wind speed (013
Significant speed
variations ( c ) ~
Significant directional
variat~ons( c ) ~
Name of the element (M)
Runway (0)*
Runway section ( o ) ~
Visibiliiy (M)
Runway section (013
Visibility (013
Runway section (013
Visibiliiy (013
Name of the element (M)
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